Contains correspondence to and from James Wilkinson, Governor of the Louisiana Territory, high ranking official in the United States Army, and informant of, and suspected co-conspirator in, the Aaron Burr conspiracy.

Tate, who befriended many of the Harmonists and was allowed to photograph several of their members, homes, various community buildings, and nearby scenes, created this bound volume in 1925 as a presentation album so he could share his work and collection on the Harmonists with others.